Association of autoimmune type atrophic corpus gastritis with Helicobacter pylori infection.

Aim: To study the association between Helicobacter pylori (H. pylori) infection and autoimmune type atrophic gastritis.

Methods: Twenty-three patients with different grades of atrophic gastritis were analysed using enzyme immunoassay-based serology, immunoblot-based serology, and histology to reveal a past or a present H.